Magnetic storms on Dec 20, 2016
Geomagnetic storms on Dec 20, 2016
No geomagnetic storms were observed on Dec 20, 2016Magnetic storms for the last 3 days
Max solar activity on Dec 20, 2016
Solar radio flux (10.7 cm) = 75
Mean planetary A index = 7
Mean planetary Kp index = 3 (30 nT)